Ford 2016 SUPER DUTY Owner's Manual page 462

Extensive idling or low-speed driving for long distances, as in heavy commercial use
Every 30000 miles (48000
km)
Every 60000 miles (96000
km)
*
Vehicles with dual rear wheels should rotate the front wheels when specified; rear wheels
only if unusual wear is noted.
Operating in dusty or sandy conditions (such as unpaved or dusty roads)
Inspect frequently, service
as required
Every 5000 miles (8000
km)
Every 5000 miles (8000
km) or six months
Every 30000 miles (48000
km)
Every 50000 miles (80000
km)
Every 60000 miles (96000
km)
*
Vehicles with dual rear wheels should rotate the front wheels when specified; rear wheels
only if unusual wear is noted.
Super Duty (TFA) Canada/United States of America, enUSA, First Printing
Scheduled Maintenance
(such as delivery, taxi, patrol car or livery)
Change transfer case fluid (Four-wheel drive vehicles).
Replace front wheel bearing grease and grease seals if
non-sealed bearings are used.
Replace spark plugs.
Replace engine air filter.
Inspect the wheels and related components for abnormal
noise, wear, looseness or drag.
*
Rotate tires , inspect tires for wear and measure tread
depth.
Change engine oil and filter.
Inspect and lubricate U-joints.
Replace front wheel bearing grease and grease seals if
non-sealed bearings are used.
Change rear axle fluid (F-450 and F-550 only).
Change transfer case fluid (Four-wheel drive vehicles).
459